Define the ContactsContract for a new QuickContact extra.
This can be used to tell QuickContacts to prioritize a
given mimetype.
Bug: 18391003
Change-Id: Ie5a93ad9e1919f470a638d4235d91fe337cb5ca3
Path can be null if sd card was ejected, and we shouldn't make a thumbnail
in that case.
Bug: 19380821
Change-Id: Iee69effdd321622de026ad7b57c74cf9da81a176
- Relax restriction on audio service calls that assume the volume
ui is systemui, allow calls from a blessed component app.
- Blessed component app service saved in secure settings.
- SystemUI mediates requests to replace the volume dialog, prompts
the user on activation.
- Show a low pri ongoing notification when the volume dialog is
being replaced, to allow user restoration at any time.
- Replace the controller management code in VolumeUI to use a
ServiceMonitor, backed by the new blessed app component setting.
- Add proper zen-related noman client wrappers, make avail to the
registered volume controller.
- Everything is still @hidden, no api impact.
Bug: 19260237
Change-Id: Ie1383f57659090318a7eda737fdad5b8f88737d4
This change modifies how global, secure, and system settings are
managed. In particular, we are moving away from the database to
an in-memory model where the settings are persisted asynchronously
to XML.
This simplifies evolution and improves performance, for example,
changing a setting is down from around 400 ms to 10 ms as we do not
hit the disk. The trade off is that we may lose data if the system
dies before persisting the change.
In practice this is not a problem because 1) this is very rare;
2) apps changing a setting use the setting itself to know if it
changed, so next time the app runs (after a reboot that lost data)
the app will be oblivious that data was lost.
When persisting the settings we delay the write a bit to batch
multiple changes. If a change occurs we reschedule the write
but when a maximal delay occurs after the first non-persisted
change we write to disk no matter what. This prevents a malicious
app poking the settings all the time to prevent them being persisted.
The settings are persisted in separate XML files for each type of
setting per user. Specifically, they are in the user's system
directory and the files are named: settings_type_of_settings.xml.
Data migration is performed after the data base is upgraded to its
last version after which the global, system, and secure tables are
dropped.
The global, secure, and system settings now have the same version
and are upgraded as a whole per user to allow migration of settings
between these them. The upgrade steps should be added to the
SettingsProvider.UpgradeController and not in the DatabaseHelper.
Setting states are mapped to an integer key derived from the user
id and the setting type. Therefore, all setting states are in
a lookup table which makes all opertions very fast.
The code is a complete rewrite aiming for improved clarity and
increased maintainability as opposed to using minor optimizations.
Now setting and getting the changed setting takes around 10 ms. We
can optimize later if needed.
Now the code path through the call API and the one through the
content provider APIs end up being the same which fixes bugs where
some enterprise cases were not implemented in the content provider
code path.
Note that we are keeping the call code path as it is a bit faster
than the provider APIs with about 2 ms for setting and getting
a setting. The front-end settings APIs use the call method.
Further, we are restricting apps writing to the system settings.
If the app is targeting API higher than Lollipop MR1 we do not
let them have their settings in the system ones. Otherwise, we
warn that this will become an error. System apps like GMS core
can change anything like the system or shell or root.
Since old apps can add their settings, this can increase the
system memory footprint with no limit. Therefore, we limit the
amount of settings data an app can write to the system settings
before starting to reject new data.
Another problem with the system settings was that an app with a
permission to write there can put invalid values for the settings.
We now have validators for these settings that ensure only valid
values are accepted.
Since apps can put their settings in the system table, when the
app is uninstalled this data is stale in the sytem table without
ever being used. Now we keep the package that last changed the
setting and when the package is removed all settings it touched
that are not in the ones defined in the APIs are dropped.
Keeping in memory settings means that we cannot handle arbitrary
SQL operations, rather the supported operations are on a single
setting by name and all settings (querying). This should not be
a problem in practice but we have to verify it. For that reason,
we log unsupported SQL operations to the event log to do some
crunching and see what if any cases we should additionally support.
There are also tests for the settings provider in this change.
Change-Id: I941dc6e567588d9812905b147dbe1a3191c8dd68
The ability to set EXTRA_MODE values on QuickContact
intents has existed for ages by setting the extraMode
parameter on showQuickContact().
Now we need a way for QuickContactActivity to read the intent.
Bug: 18777272
Change-Id: If5e4aa5757e62e942926a12a36345512d6fb66ca
QUERY_PARAMETER_VCARD_NO_PHOTO is used to avoid
attaching photos on vcards that get sent over NFC.
Large VCards can't be easily sent over NFC.
I'm deferring writing CTS tests till later.
Bug: 18777272
Change-Id: I6e3a7bf836978023225c709446b9113de05f6cef
Names are based on recent suggestions from the API council, such as
implemented inside ag/540453.
Bug: 18777272
Change-Id: I17a5b7cb4d4c5a0ba48936a6fc829acaab73f31d
Additional unbundling from ContactsContract.
I'm going to remove all parameter types except name.
None of them have been implemented since they were
defined in ICS.
Bug: 18777272
Change-Id: I5c4066d1e933cc4ab18df06809687ee2b7eac91c
